linux-kernel - Re: [PATCH 4/4] staging: comedi: Use subdir-ccflags-* to inherit debug flag

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Date:   Sat, 6 Feb 2021 09:52:28 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     Yicong Yang <yangyicong@...ilicon.com>, jdelvare@...e.com,
        Guenter Roeck <linux@...ck-us.net>, giometti@...eenne.com,
        Ian Abbott <abbotti@....co.uk>,
        Hartley Sweeten <hsweeten@...ionengravers.com>, kw@...ux.com,
        Bjorn Helgaas <helgaas@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux PM mailing list <linux-pm@...r.kernel.org>,
        linux-hwmon@...r.kernel.org, devel@...verdev.osuosl.org,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Michal Marek <michal.lkml@...kovi.net>, linuxarm@...neuler.org,
        prime.zeng@...wei.com
Subject: Re: [PATCH 4/4] staging: comedi: Use subdir-ccflags-* to inherit
 debug flag

On Fri, Feb 5, 2021 at 6:54 PM Greg KH <gregkh@...uxfoundation.org> wrote:
>
> On Fri, Feb 05, 2021 at 05:44:15PM +0800, Yicong Yang wrote:
> > From: Junhao He <hejunhao2@...ilicon.com>
> >
> > Use subdir-ccflags-* instead of ccflags-* to inherit the debug
> > settings from Kconfig when traversing subdirectories.
>
> Again, explain _why_.
>
> Please read the section entitled "The canonical patch format" in the
> kernel file, Documentation/SubmittingPatches for what a proper changelog
> should look like.
>
> thanks,
>
> greg k-h


I think this is a good clean-up,
assuming CONFIG_COMEDI_DEBUG intends to
give the DEBUG flag to all source files
under drivers/staging/comedi/.



-- 
Best Regards
Masahiro Yamada